Home / 14,366,727.80-21,550,091.70-12,807,834.20

Finding the Fourth Proportional to 14,366,727.80, 21,550,091.70 and 12,807,834.20

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Solution

The fourth proportional to 14,366,727.80, 21,550,091.70 and 12,807,834.20 is: 19,211,751.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,366,727.80 : 21,550,091.70 = 12,807,834.20 : x
  2. Step 2: Convert to fraction form
    14,366,727.80/21,550,091.70 = 12,807,834.20/x
  3. Step 3: Cross multiply
    14,366,727.80x = 21,550,091.70 × 12,807,834.20
  4. Step 4: Simplify right side
    14,366,727.80x = 276,010,001,488,396.12
  5. Step 5: Solve for x
    x = 276,010,001,488,396.12/14,366,727.80
  6. Step 6: Final answer
    x = 19,211,751.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.